diff --git a/.travis.yml b/.travis.yml
index 0c07f307cd..c14dc9c024 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,7 @@ script:
   - npm run lint
   - npm test
   - npm run style
+  - npm run build
   - node ./demo/demo1.js
   - node ./demo/demo2.js
   - node ./demo/demo3.js